Urutan energi ionisasi pertama untuk
O = 8, Na = 11, Cl = 17, dan K = 19 adalah...
Latsol Kimia

Quiz
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Chemistry
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University
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Medium

seperjuangan 2020
Used 2+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
K > Cl > Na > O
K > Na > Cl > O
Na > O >K > Cl
CL > O > Na > K
Na > CL > K >O
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Pada suhu dan tekanan tertentu dalam wadah 5 liter terdapat kesetimbangan :
Konsentrasi gas dan pada kesetimbangan adalah 0,1 M, sedangkan konsentrasi gas dan masing-masing adalah 0,2 M . Bila kedalam wadah tersebut ditambahkan gas dan masing-masing 2 mol, maka konsentrasi gas adalah ...
0,47 M
0,45 M
0,37 M
0,25 M
0,17 M
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Pernyataan berikut ini yang tidak benar untuk (nomor atom H = 1 N = 7) ...
dapat mendonorkan elektron
memiliki orbital hibrida
merupakan asam Bronsted-Lowry
mengandung ikatan kovalen koordinasi
memiliki bentuk geometri tetrahedral
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
untuk membuat larutan penyangga dengan pH = 6, maka perbandingan volume 0,1 M dan 0,1 M yang harus dicampur adalah...
( )
1 : 1
1 : 2
2 : 1
10 : 11
11 : 10
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Reduksi ion vanadium (Ar = 51) dilkukan dengan reduktor Sc (Ar = 45) menurut reaksi belum setara, yaitu :
Bila 4,5 gram Sc tepat bereaksi dengan 300 mL larutan 0,2 M, maka nilai n adalah ...
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